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When a nuclear submarine encounters an anomaly in the sea, the team is called aboard to help, only to come under attack from aquatic reptiles and be transported back to prehistoric times. With external damage to the sub and no electricity, Connor, Matt and Abby face a struggle to repair the craft for the journey home while fending off the marauding creatures. Back at ARC, Lester has to cope with Navy bigwigs threatening drastic action if the crew cannot fix the problem. Sci-fi adventure, starring Andrew-Lee Potts, Hannah Spearritt, Ciaran McMenamin and Ben Miller.

1 week left, Entertainment

First aired: Tuesday 27th November 8:00pm
Available for 1 month

Run time: 1 hour

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